7+2s-1=6s+18-2s

Solution for 7+2s-1=6s+18-2s equation:

Simplifying
7 + 2s + -1 = 6s + 18 + -2s

Reorder the terms:
7 + -1 + 2s = 6s + 18 + -2s

Combine like terms: 7 + -1 = 6
6 + 2s = 6s + 18 + -2s

Reorder the terms:
6 + 2s = 18 + 6s + -2s

Combine like terms: 6s + -2s = 4s
6 + 2s = 18 + 4s

Solving
6 + 2s = 18 + 4s

Solving for variable 's'.

Move all terms containing s to the left, all other terms to the right.

Add '-4s' to each side of the equation.
6 + 2s + -4s = 18 + 4s + -4s

Combine like terms: 2s + -4s = -2s
6 + -2s = 18 + 4s + -4s

Combine like terms: 4s + -4s = 0
6 + -2s = 18 + 0
6 + -2s = 18

Add '-6' to each side of the equation.
6 + -6 + -2s = 18 + -6

Combine like terms: 6 + -6 = 0
0 + -2s = 18 + -6
-2s = 18 + -6

Combine like terms: 18 + -6 = 12
-2s = 12

Divide each side by '-2'.
s = -6

Simplifying
s = -6